Chapter 3

Arranged in alphabetical order

Box-and-whisker plots 

Comparing means without calculation 

Comparing measures of center and variation 

Comparing sample means 

Comparing standard deviations without calculation 

Finding outliers in a data set 

Five-number summary and interquartile range 

Histograms for grouped data 

How changing a value affects the mean and median

Identifying the center, spread, and shape of a data set 

Interpreting percentile ranks 

Introduction to summation notation 

Mean of a data set 

Median of a data set 

Mean, median, and mode: Comparisons 

Mean, median, and mode: Computations 

Notation for the population mean, sample mean, population standard deviatio 

Percentage of data below a specified value 

Percentiles 

Population standard deviation 

Range of a data set 

Rejecting unreasonable claims based on average statistics 

Sample standard deviation 

Understanding the mean graphically: Two bars 

Understanding the mean graphically: Four or more bars 

Using box-and-whisker plots to compare data sets 

Weighted mean: Tabular data 

Notes